diff --git a/.github/workflows/plugin-check.yml b/.github/workflows/plugin-check.yml
index 039394c..ef1d792 100644
--- a/.github/workflows/plugin-check.yml
+++ b/.github/workflows/plugin-check.yml
@@ -17,7 +17,7 @@ jobs:
             tools: wp-cli
 
         - name: Install latest version of dist-archive-command
-          run: wp package install wp-cli/dist-archive-command:@stable
+          run: wp package install wp-cli/dist-archive-command:^3.1
 
         - name: Build plugin
           run: |
@@ -26,6 +26,6 @@ jobs:
             unzip ${{ github.event.repository.name }}.zip -d build
 
         - name: Run plugin check
-          uses: wordpress/plugin-check-action@v1.0.6
+          uses: wordpress/plugin-check-action@v1.1.5
           with:
             build-dir: './build/${{ github.event.repository.name }}'
diff --git a/templates/blank.php b/templates/blank.php
index 62f22f4..fcaded9 100644
--- a/templates/blank.php
+++ b/templates/blank.php
@@ -7,5 +7,9 @@
  * This template is used to display a blank comments page when comments are disabled.
  */
 
+// Exit if accessed directly.
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
 ?>
-<!-- <?php esc_html_e( 'Comments have been disabled.', 'comment-free-zone' ); ?> -->
\ No newline at end of file
+<!-- <?php esc_html_e( 'Comments have been disabled.', 'comment-free-zone' ); ?> -->